prompting vs suggestion

prompting and suggestion both are nouns.

Word	Noun	Adjective	Verb	Adverb
prompting	Yes	No	No	No
suggestion	Yes	No	No	No

As nouns, prompting and suggestion are synonyms defined as:

prompting (noun)	suggestion (noun)
persuasion formulated as a suggestion	the act of inducing hypnosis
a cue given to a performer (usually the beginning of the next line to be spoken)	an idea that is suggested
	the sequential mental process in which one thought leads to another by association
	a proposal offered for acceptance or rejection
	persuasion formulated as a suggestion
	a just detectable amount